package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController("adminDishController")
@RequestMapping("/admin/dish")
@Slf4j
@Api(tags = "菜品相关接口")
public class DishController {
    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;
    @PostMapping
    @ApiOperation("添加菜品")
    public Result save(@RequestBody DishDTO dishDTO){
        log.info("新增菜品:{}",dishDTO);
        dishService.saveWithFlavor(dishDTO);

        String key = "dish_" +dishDTO.getCategoryId();
        clearRedis(key);
        return Result.success();
    }

    @PutMapping
    @ApiOperation("更新菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("更新菜品:{}",dishDTO);
        dishService.updateWithFlavor(dishDTO);

        String key = "dish_" +dishDTO.getCategoryId();
        clearRedis(key);
        return Result.success();
    }

    @GetMapping("/page")
    @ApiOperation("菜品分页")
    public Result<PageResult<DishVO>> page(DishPageQueryDTO dishPageQueryDTO) {
        log.info("分页查询菜品：{}", dishPageQueryDTO);
        PageResult<DishVO> querySet = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(querySet);
    }

    @GetMapping("/{id}")
    @ApiOperation("查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("查询菜品信息：{}",id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }

    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }
    /**
     * 菜品的批量删除
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("菜品批量删除")
    public Result delete(@RequestParam List<Long> ids){
        log.info("菜品批量删除");
        dishService.deleteBatch(ids);
        clearRedis("dish_*");
        return Result.success();
    }

    @PostMapping("/status/{status}")
    public Result<String> startOrStop(@PathVariable Integer status, Long id) {
        // 1. 启用 0. 停用
        log.info("启用或停用菜品：{}", id);
        dishService.startOrStop(status, id);
        clearRedis("dish_*");
        return Result.success();
    }
    private void clearRedis(String keys) {
        Set<String> cacheKeys = redisTemplate.keys(keys);
        redisTemplate.delete(cacheKeys);
    }
}
